Home / 3,762.42-5,192.35-2,083.79

Finding the Fourth Proportional to 3,762.42, 5,192.35 and 2,083.79

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Solution

The fourth proportional to 3,762.42, 5,192.35 and 2,083.79 is: 2,875.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.42 : 5,192.35 = 2,083.79 : x
  2. Step 2: Convert to fraction form
    3,762.42/5,192.35 = 2,083.79/x
  3. Step 3: Cross multiply
    3,762.42x = 5,192.35 × 2,083.79
  4. Step 4: Simplify right side
    3,762.42x = 10,819,767.01
  5. Step 5: Solve for x
    x = 10,819,767.01/3,762.42
  6. Step 6: Final answer
    x = 2,875.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.